# IBM Rational System Architect: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 1 judge label across 1 category by 1 of 14 models. Page: https://www.gane.ai/index/it/vendors/ibm-rational-system-architect

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Enterprise architecture tools](https://www.gane.ai/index/it/operations/enterprise-architecture-tools/index.md) | 0% | 108 | 100% | 1 |

## And against it

- "More for larger enterprises but viable if you have IBM/SAG ties." (Grok 4.20, EA tools)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 0 | 0 |
| Perplexity Sonar | 0 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 0 | 0 | 1 | 1 |
| Mistral Small | 0 | 0 | 0 | 0 | 0 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 0 | 0 |
| Muse Glimmer 30B | 0 | 0 | 0 | 0 | 0 |

## Sources returned with these answers

The sites and pages cited by the answers that named IBM Rational System Architect, from 4 of the 4 answers that named it (only the models that return a source list).

### Domains cited

- leanix.net: 4
- globalaea.org: 3
- peerspot.com: 3
- reddit.com: 3
- g2.com: 2
- gartner.com: 2
- linkedin.com: 2
- opensourceforu.com: 2
- public.dhe.ibm.com: 2 (its own site)
- sparxsystems.com: 2

### Pages cited

- https://globalaea.org/blogpost/956055/519735/Visual-Enterprise-Architecture-on-Any-Budget: 3
- https://peerspot.com/products/comparisons/ibm-rational-system-architect_vs_sparx-systems-enterprise-architect: 3
- https://reddit.com/r/EnterpriseArchitect/comments/1s27qun/modern_tooling_for_ea: 3
- https://globalaea.org/blogpost/956055/AEA-Blog: 2
- https://leanix.net/en/wiki/ea/enterprise-architecture-tool-selection-guide: 2
- https://opensourceforu.com/2024/09/top-tools-for-enterprise-architecture-development: 2
- https://peerspot.com/products/comparisons/ibm-rational-system-architect_vs_mega-hopex: 2
- https://peerspot.com/products/comparisons/mega-hopex_vs_sap-enterprise-architecture-designer: 2

## In its own words

What IBM Rational System Architect's own pages state, read 2026-10-06. Stated by the vendor, not checked by the index.

- Positioning: lingkungan perekayasaan sistem yang terintegrasi untuk menganalisis kebutuhan proyek (https://www.ibm.com/id-id/products/architect-for-systems-engineers)
- For: tim perekayasaan sistem (https://www.ibm.com/id-id/products/architect-for-systems-engineers)

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/it.